#region License

// Copyright (c) 2013, ClearCanvas Inc.
// All rights reserved.
// http://www.clearcanvas.ca
//
// This file is part of the ClearCanvas RIS/PACS open source project.
//
// The ClearCanvas RIS/PACS open source project is free software: you can
// redistribute it and/or modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// The ClearCanvas RIS/PACS open source project is distributed in the hope that it
// will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
// Public License for more details.
//
// You should have received a copy of the GNU General Public License along with
// the ClearCanvas RIS/PACS open source project.  If not, see
// <http://www.gnu.org/licenses/>.

#endregion

using System.Configuration;

namespace ClearCanvas.ImageServer.Web.Application.Helpers
{
    public class SearchHelper
    {
        public static string TrailingWildCard(string searchText)
        {
            if(ConfigurationManager.AppSettings["UseWildcards"].ToLower().Equals("true"))
            {
                if (searchText.IndexOfAny(new[]{'*','%','?','_'} ) == -1)
                    return searchText + "%";
            }
            return searchText;
        }

        public static string LeadingWildCard(string searchText)
        {
            if (ConfigurationManager.AppSettings["UseWildcards"].ToLower().Equals("true"))
            {
                if (searchText.IndexOfAny(new[] { '*', '%', '?', '_' }) == -1)
                    return "%" + searchText;
            }
            return searchText;
        }

        public static string LeadingAndTrailingWildCard(string searchText)
        {
            if (ConfigurationManager.AppSettings["UseWildcards"].ToLower().Equals("true"))
            {
                if (searchText.IndexOfAny(new[] { '*', '%', '?', '_' }) == -1) 
                    return "%" + searchText + "%";
            }
            return searchText;
        }

        public static string NameWildCard(string searchText)
        {
            if (ConfigurationManager.AppSettings["UseWildcards"].ToLower().Equals("true"))
            {
                if (searchText.IndexOfAny(new[] { '*', '%', '?', '_' }) == -1)
                {
                    string[] names = searchText.Split(',');
                    if (names.Length == 2)
                    {
                        return names[0].Trim() + "%" + names[1].Trim() + "%";
                    }
                    return "%" + searchText + "%";
                }
            }
            return searchText;
        }
    }
}
